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 TM 9-2520-270-34
4. MEASURE WIDTH (1) OF SEALS (2).
Using micrometer caliper set, measure
a.
width (1) of seal (2).
Replace seal (2) if width (1) is less
b.
than 0.120 inches (3.05 mm).
Repeat steps 4a and 4b for remaining
c.
seal (2).
6. MEASURE WIDTH (3) OF SEAL
GROOVES (4).
5. INSPECT SEALS (2).
a. Using indicator caliper, measure
a. Inspect seal (2) for damage.
See page 2-5.
width (3) of two seal grooves (4).
b. If either width (3) is more than
b. Replace seal (2) if damaged.
0.131 inches (3.33 mm), go to step 7.
c. Repeat steps 5a and 5b for remaining
If not, go to step 14.
seal (2).
WARNING
Retaining ring Is installed
under high tension. Use care
when removing retaining ring.
8. REMOVE BODY HUB (6).
Personnel can be injured.
a. Remove six screws (7).
Always wear goggles.
b. Remove hub (6) and gasket (8).
Discard gasket.
7. USING RETAINING RING PLIERS,
R E M O V E AND DISCARD RETAINING
9 . REPLACE HUB (6).
RING (5).
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